and they are using technology and application of realtime data in their wine making process. you know see here some of the amazing different processes that they use. let's check it out. here on the hillside in napa, these pickers are harvesting grapes the way it's been done for thousands of years: by hand. 20th century technology has a hand in almost every step of the process from vine to wine. >> i am an innovator when it comes to making the best wine possible, whatever it takes. doug shaffer is the president of shaffer vineyards. he has been working here since 1973 when his father bought the estate. wine making, experience, innovation, technology, computerization, able to get more information, better information to make better decisions with. >> for the last 29 years, his partner in making those decisions has been alia maker. he gave me a tour of the vineyard's high-tech tools fine tuning his craft. >> this is our weather station they gather ter detailed data in the field and transmit it via phone. >> what kind of analysis do the computers do? >> it gives us the temperature